package com.heima.wemedia.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.heima.apis.user.IUserClient;
import com.heima.model.common.dtos.ResponseResult;
import com.heima.model.common.enums.AppHttpCodeEnum;
import com.heima.model.user.pojos.ApUser;
import com.heima.model.wemedia.dtos.AuthDto;
import com.heima.model.wemedia.dtos.WmLoginDto;
import com.heima.model.wemedia.pojos.WmUser;
import com.heima.utils.common.AppJwtUtil;
import com.heima.wemedia.mapper.WmUserMapper;
import com.heima.wemedia.service.WmUserService;
import lombok.SneakyThrows;
import org.apache.commons.beanutils.BeanUtils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.DigestUtils;

import javax.annotation.Resource;
import java.time.LocalDateTime;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

@Service
@Transactional
public class WmUserServiceImpl extends ServiceImpl<WmUserMapper, WmUser> implements WmUserService {

    @Override
    public ResponseResult login(WmLoginDto dto) {
        //1.检查参数
        if(StringUtils.isBlank(dto.getName()) || StringUtils.isBlank(dto.getPassword())){
            return ResponseResult.errorResult(AppHttpCodeEnum.PARAM_INVALID,"用户名或密码为空");
        }

        //2.查询用户
        WmUser wmUser = getOne(Wrappers.<WmUser>lambdaQuery().eq(WmUser::getName, dto.getName()));
        if(wmUser == null){
            return ResponseResult.errorResult(AppHttpCodeEnum.DATA_NOT_EXIST);
        }

        //3.比对密码
        String salt = wmUser.getSalt();
        String pswd = dto.getPassword();
        pswd = DigestUtils.md5DigestAsHex((pswd + salt).getBytes());
        if(pswd.equals(wmUser.getPassword())){
            //4.返回数据  jwt
            Map<String,Object> map  = new HashMap<>();
            map.put("token", AppJwtUtil.getToken(wmUser.getId().longValue()));
            wmUser.setSalt("");
            wmUser.setPassword("");
            map.put("user",wmUser);
            return ResponseResult.okResult(map);

        }else {
            return ResponseResult.errorResult(AppHttpCodeEnum.LOGIN_PASSWORD_ERROR);
        }
    }

    @Resource private WmUserMapper wmUserMapper;

    @Override
    public ResponseResult<List<WmUser>> myList(AuthDto authDto) {
        Integer status = authDto.getStatus();
        Integer page = authDto.getPage();
        Integer size = authDto.getSize();
        LambdaQueryWrapper<WmUser> queryWrapper = new LambdaQueryWrapper<>();
        queryWrapper.eq(status!=null,WmUser::getStatus,status);

        IPage<WmUser> iPage = new Page<>();
        iPage.setCurrent(page);
        iPage.setSize(size);

        IPage<WmUser> selectPage = wmUserMapper.selectPage(iPage, queryWrapper);

        List<WmUser> records = selectPage.getRecords();

        return ResponseResult.okResult(records);
    }

    @Override
    public ResponseResult<String> authFail(AuthDto authDto) {
        Integer id = authDto.getId();
        String msg = authDto.getMsg();
        WmUser wmUser = wmUserMapper.selectById(id);
        wmUser.setStatus(2);
        wmUserMapper.updateById(wmUser);
        return ResponseResult.okResult("设置成功！");
    }

    @Resource
    private IUserClient userClient;

    @SneakyThrows
    @Override
    public ResponseResult<String> authPass(AuthDto authDto) {
        Integer id = authDto.getId();
        String msg = authDto.getMsg();
        WmUser wmUser = wmUserMapper.selectById(id);
        wmUser.setStatus(9);
        //创建账号
        ApUser user = new ApUser();
        BeanUtils.copyProperties(user,wmUser);
        user.setCreatedTime(new Date());
        Integer insert = userClient.addUser(user);
        if (insert==1) {
            int update = wmUserMapper.updateById(wmUser);
            if (update == 1) {
                return ResponseResult.okResult("设置成功！");
            } else {
                System.out.println(1 / 0);
                return ResponseResult.okResult(AppHttpCodeEnum.OPERATE_ERROR);
            }
        }
        return ResponseResult.okResult(AppHttpCodeEnum.ERROR_SQL);
    }
}
